View 0 Photos View 0 Videos GMC 6.5 Turbocharger / Supercharger Contact for price GM 6.5L application. P/N: 12533737. USED. T1 - Part #: 12533737;Grade: 1 grade: 1, Core Charge: 0.00 ConditionUsedPart Number12533737Stock Number165682 MLS Number12727090CategoryTurbochargers / Superchargers Last Updated6/13/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info